Blood | iQiyi.
As he gives all of his blood to Tanjiro, Muzan says that if the boy survived this he would become the strongest Demon ever. Since he was the brother of Nezuko Kamado who was the first Demon to develop an immunity to sunlight and also the only one capable of using the Breath Style of Yoriichi Tsugikuni.
Her most prominent traits is her extraordinary growth rate possibly due to the high amount of blood she received from Muzan Kibutsuji when he turned Nezuko into a demon and the fact that she doesn't need to consume human blood to survive.
Curse of Kibutsuji
This curse besotted any who partake of Muzan's blood must be careful. The curse prevents Muzan's name from being spoken aloud, and any who do will meet a horrible demise. One demon, Susamaru, faced this reality when battling Tamayo.
Muzan then decided Enmu was worth keeping alive so he can attack the demon slayers and gave him more of his blood making him stronger, promising him more blood if he can kill Tanjiro or the Hashira.
As a human, Daki was known by the name 'Ume' instead. This was a rather peculiar choice for a name, especially since Ume was the disease that killed Daki's mother! While the death of Daki's mother was anything but tragic — given how abusive she was — his name does hint towards the manner of her demise.
Over a century ago, Doma held the position of Upper Rank Six ( 上 じょう 弦 げん の 陸 ろく , Jōgen no Roku?), and during that tenure, he turned Gyutaro and Daki into demons and introduced them into the Twelve Kizuki.
Don't go! DON'T LEAVE ME HERE! Muzan speaks his final words as he loses control over Tanjiro.
The first demon that is said to have existed was Muzan Kibutsuji. The one who turned him into a demon was a generous doctor from the Heian Period, who wanted to save Muzan from death since, at the time, he was diagnosed with a disease which would kill him before he turned twenty.
It is revealed that Muzan's true fear of dying and immense desire to live and survive was due to him being born "dead," where his heart would constantly stop in his mother's womb and was assumed stillborn until he fought to breathe before his cremation.
She was ranked in 3rd place in the first Demon Slayer character popularity poll with 3,319 votes. IGN regarded Nezuko as one of the series's most popular characters and noted how her design elaborates the way she sees humans as good people as a result of hypnosis.
However, she wasn't immune to the sunlight initially, as she got burned badly at first. So, in conclusion, her coming from a Sun Breathing user's lineage and not relying on human substance are perhaps the reasons for her immunity.
Injured Zenitsu hugs Nezuko. Zenitsu also protects Nezuko multiple times when she is in danger, evident during Zenitsu's first meeting with Inosuke Hashibira and the battle against Enmu in the train. Eventually Zenitsu and Nezuko would marry and start a family as evidenced by their descendants.
Even 400 years later, Muzan's fear of Yoriichi remained fully intact, as simply laying eyes on Tanjiro's hanafuda earrings caused him to recall their clash.
The Blue Spider Lily medicine was also the cause behind Muzan's demonification, granting him a strong body and possibly changing his blood to have transformative properties, enabling Muzan to create more of his kind as well as hold dominion over them.
Muzan Blood is also used for becoming a Hybrid if you are currently a Demon Slayer, you must talk to Kokushibou in the snow biome as a Demon Slayer when you are level 50 then you must drink 5 Muzan Bloods to become a Hybrid. But you will lose half of your levels as the cost of becoming a hybrid.
Hoshiko Kibutsuji. The first female demon [of a different orgin], and the younger sister to Muzan Kibutsuji. She loves her brother and was the one who had attacked that man who wore the hanafuda earrings.
Yoriichi was incredibly proficient in his Sun Breathing, being able to take down demons effortlessly and even overwhelm the Demon King and strongest Upper Rank.
Technically, the elder of the two Sakuras` was actually Muzan`s child, by way of his mistress (Lady Jade Wong), who had one of her eggs inserted into Anne`s body.
Tanjiro Kamado - Wikipedia
. Muzan speaks his last thoughts and turns Tanjiro into the new demon king and subsequently his spiritual successor.
It is revealed that Muzan's true fear of dying and immense desire to live and survive was due to him being born "dead," where his heart would constantly stop in his mother's womb and was assumed stillborn until he fought to breathe before his cremation.
Doma tried to explain himself to her but she ran and he knew he had to eat Kotoha her (so Muzan wouldn't punish him for his secret being revealed) and chased her to the cliff. Kotoha threw her son into the river to protect him, before Doma devoured her. Inosuke survived after being raised by a female boar.
Tanjiro decapitates Akaza with the Hinokami Kagura: Setting Sun Transformation. Akaza was bewildered, wondering how Tanjiro did not have any fighting spirit, comparing this feeling to fighting against a plant. He acknowledges that Tanjiro surpassed his speed.
Kokushibou (Upper Rank One) Doma (Upper Rank Two) Akaza (Upper Rank Three) Hantengu (Upper Rank Four, formerly)